美[?n?s?:rtn] 1 . Students all over the country are facing an uncertain future.
全國各地學生前途未卜。
來自柯林斯例句
2 . The sandbank was uncertain, like quicksand under his feet.
那個沙壩并不穩(wěn)固，他腳下如同踩著流沙一般。
來自柯林斯例句
3 . For a minute he looked uncertain, and then recovered his composure.
有一小會兒他看上去有些遲疑不定，之后又恢復了鎮(zhèn)定。
來自柯林斯例句
4 . The future for manned space flight is looking increasingly uncertain .
載人宇宙飛行的前景看上去充滿了越來越多的變數(shù)。
來自柯林斯例句
5 . He stopped, uncertain how to put the question tactfully.
他停頓下來，猶豫著該如何巧妙地提出那個問題。
來自柯林斯例句
1.lacking or indicating lack of confidence or assurance;
uncertain of his convictions
2.not established beyond doubt; still undecided or unknown;
an uncertain future
3.not established or confirmed;
his doom is as yet unsealed
4.not firm or secure;
balancing three boxes in an uncertain pile
5.not certain to occur; not inevitable;
everything is uncertain about the army
6.subject to change;
a changeable climate
7.not safe from danger or mishap;
faced an uncertain future
8.not consistent or dependable;
an uncertain recollection of events
9.ambiguous (especially in the negative);
she spoke in no uncertain terms
